Larius 2 - Technical Features; Marking

28
LARIUS 2 - painting
English
U
V
DESCRIPTION
These safety instructions are related to installation, use and service
for use of transfer low pressure double diaphragm pumps – series
2 and 4 – in potentially explosion Hazardous environments due
to presence of gas or vapour.
These instructions must be followed as
further precautions to those already listed
within the use and service instruction
manual.
TECHNICAL FEATURES
Low pressure transfer double diaphragm pumps series 2 and 4.
1:1
1÷7
1/4" GAS
21
120
The double diaphragm pumps series 2 and
4 are group II equipment, suitable to use in
areas classified with iresence of gas and
vapour (Category 3G, group IIB). The pumps
are designed and manufactured to suit the
rules ATEX 94/9/CE and the European Rules:
EN 1127-1, EN 13463-1ed EN 13463-5.
SERIE 2 LARIUS
PRESSURE RATIO
PUMP FEEDING AIR PRESSURE
[bar]
PUMP FEEDING AIR INLET
MAX. FLUID DELIVERY [l/min.]
MAX. AIR CONSUMPTION [l/min.]
LOW PRESSURE TRANSFER DOUBLE
DIAPHRAGM PUMPS
SERIE 4 LARIUS
1:1
2÷8
1/4" GAS
40
190
Environment temperature: -10°C÷+50°C
Max. fluid temperature [°C]: 60°C
Max. air temperature [°C]: 30°C
W
MARKING
Low pressure double diaphragm transfer pumps series 2 and 4.
3
X
II 2 G c IIB T4 Tamb: -10°C ÷ + 50°C Tmax. fluido: 60°C Tech. File: LARIUS 2-4/ATEX/05
II =
2 =
G =
c =
T4 =
- 10°C ÷ + 50°C
60°C
xxxxx/AA
Group II ( surface)
Category 2 (zone 1)
Explosion hazardous environment with presence of gas, fog and vapour
Manufacturing safety "c"
Class of temperature T5
Environment temperature
Maximum fluid temperature
Serial number xxxxx = PROGRESSIVE/ year = AA